Class ArArchiveEntry

Represents an archive entry in the "ar" format.
Each AR archive starts with "!<arch>" followed by a LF. After these 8 bytes
the archive entries are listed. The format of an entry header is as it follows:

This specifies that an ar archive entry header contains 60 bytes.
Due to the limitation of the file name length to 16 bytes GNU and
BSD has their own variants of this format. Currently Commons
Compress can read but not write the GNU variant. It fully supports
the BSD variant.